Move GrInvariantOutput out of GrProcessor and into its own class.

src/effects/SkArithmeticMode.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkArithmeticMode.h"
 #include "SkColorPriv.h"
 #include "SkReadBuffer.h"
 #include "SkWriteBuffer.h"
 #include "SkString.h"
 #include "SkUnPreMultiply.h"
 #if SK_SUPPORT_GPU
 #include "GrContext.h"
 #include "GrCoordTransform.h"
+#include "GrInvariantOutput.h"
 #include "gl/GrGLProcessor.h"
 #include "gl/builders/GrGLProgramBuilder.h"
 #include "GrTBackendProcessorFactory.h"
 #endif
 
 static const bool gUseUnpremul = false;
 
 class SkArithmeticMode_scalar : public SkXfermode {
 public:
     static SkArithmeticMode_scalar* Create(SkScalar k1, SkScalar k2, SkScalar k3, SkScalar k4,
@@ skipping 264 matching lines @@
 
     float k1() const { return fK1; }
     float k2() const { return fK2; }
     float k3() const { return fK3; }
     float k4() const { return fK4; }
     bool enforcePMColor() const { return fEnforcePMColor; }
 
 private:
     virtual bool onIsEqual(const GrFragmentProcessor&) const SK_OVERRIDE;
 
-    virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERRIDE;
+    virtual void onComputeInvariantOutput(GrInvariantOutput* inout) const SK_OVERRIDE;
 
     GrArithmeticEffect(float k1, float k2, float k3, float k4, bool enforcePMColor,
                        GrTexture* background);
     float                       fK1, fK2, fK3, fK4;
     bool                        fEnforcePMColor;
     GrCoordTransform            fBackgroundTransform;
     GrTextureAccess             fBackgroundAccess;
 
     GR_DECLARE_FRAGMENT_PROCESSOR_TEST;
     typedef GrFragmentProcessor INHERITED;
@@ skipping 24 matching lines @@
            fK2 == s.fK2 &&
            fK3 == s.fK3 &&
            fK4 == s.fK4 &&
            fEnforcePMColor == s.fEnforcePMColor;
 }
 
 const GrBackendFragmentProcessorFactory& GrArithmeticEffect::getFactory() const {
     return GrTBackendFragmentProcessorFactory<GrArithmeticEffect>::getInstance();
 }
 
-void GrArithmeticEffect::onComputeInvariantOutput(InvariantOutput* inout) const {
+void GrArithmeticEffect::onComputeInvariantOutput(GrInvariantOutput* inout) const {
     // TODO: optimize this
-    inout->setToUnknown(InvariantOutput::kWill_ReadInput);
+    inout->setToUnknown(GrInvariantOutput::kWill_ReadInput);
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 GrGLArithmeticEffect::GrGLArithmeticEffect(const GrBackendProcessorFactory& factory,
                                            const GrProcessor&)
    : INHERITED(factory),
      fEnforcePMColor(true) {
 }
 
@@ skipping 92 matching lines @@
                                          background);
     }
     return true;
 }
 
 #endif
 
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkArithmeticMode)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkArithmeticMode_scalar)
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END